$SFD 4/A SEC Filings

10-C 10-K 10-K405 10-K/A 10-KT 10-KT/A 10-Q 10-Q/A 11-K 144 15-12B 25-NSE 3 3/A 4 424B1 424B2 424B3 424B4 424B5 425 4/A 5 8-A12B 8-A12B/A 8-K 8-K/A ARS CERT CORRESP DEF 14A DEFA14A DEFM14A DEFN14A DFAN14A DRS DRS/A DRSLTR EFFECT FWP NO ACT POS AM POSASR PRE 14A PREC14A PREM14A PRER14A PX14A6G S-1 S-1/A S-1MEF S-3 S-3/A S-3ASR S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD